CLAS Physics Database

Measurement E159M751

Experiment: E1-6
Year: 2001

Experiment comment:

Experiment year: 2001—2002
Spokesperson: V. Burkert
Reaction: ep → π+πp
Polarization: none
Quantity: dσ/d(−cos(θ(π+)))
Q2: 3.5 — 4.2 GeV2
W: 1.65 GeV
Ebeam: 5.75 GeV

Measurement data
θ(π+), [deg] dσ/d(−cos(θ(π+))), [μb/rad] uncertainty
9.0 0.683848 0.175396
27.0 1.18311 0.218947
45.0 0.973132 0.169378
63.0 1.17676 0.190476
81.0 1.09653 0.17289
99.0 1.37078 0.204723
117.0 1.3696 0.227455
135.0 1.2331 0.255255
153.0 0.620641 0.416092
171.0 0.670516 0.567339